Home / 3,281.82-4,526.66-1,954.50

Finding the Fourth Proportional to 3,281.82, 4,526.66 and 1,954.50

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Solution

The fourth proportional to 3,281.82, 4,526.66 and 1,954.50 is: 2,695.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.82 : 4,526.66 = 1,954.50 : x
  2. Step 2: Convert to fraction form
    3,281.82/4,526.66 = 1,954.50/x
  3. Step 3: Cross multiply
    3,281.82x = 4,526.66 × 1,954.50
  4. Step 4: Simplify right side
    3,281.82x = 8,847,347.20
  5. Step 5: Solve for x
    x = 8,847,347.20/3,281.82
  6. Step 6: Final answer
    x = 2,695.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.